History of Diamond Grading in Australia

Blogs & News

Explore DCLA’s legacy as Australia’s leading diamond authority. Learn our history, meet the founders, and discover our unmatched grading expertise.

What Determines Pearl Value Overall
Types of Pearls and Their Different Values

Pearls have fascinated jewellers and collectors for centuries, not only for their natural beauty but also for[…]

(left) the Azure Blue and (right) 5.04-carat fancy vivid blue.
DCLA News of the Day

Two Exceptional Blue Diamonds Headline Christie’s New York Auction

Gem Diamonds 140 carat rough
Gem Diamonds’ Large Stone Recoveries Lift Quarterly Revenue

reported quarterly revenue of US$32.1 million for the period ending 31 March 2026, supported by the continued[…]

Botswana and Angola Governments Join WFDB
Botswana and Angola Governments Join WFDB as Industry Seeks Closer Producer Links

The governments of Botswana and Angola have officially become affiliated members of the World Federation of Diamond[…]

India Hikes Gold Tariff from 6% to 15%
India Hikes Gold Tariff from 6% to 15%

India has more than doubled tariffs on gold and silver - up from 6% to 15% -[…]

Zimbabwe is aiming to increase diamond production to 5 million carats
Zimbabwe Pushes for Higher Diamond Output Despite Global Market Pressures

Zimbabwe is aiming to increase diamond production to 5 million carats in 2026 through its state owned[…]

A rare 6.03 carat fancy vivid blue internally flawless diamond
6.03 Carat Internally Flawless Blue Diamond Unsold at Major Geneva Auction

A rare 6.03 carat fancy vivid blue internally flawless diamond failed to secure a buyer at the[…]

UK Advertising Standards Ruling Targets Lab Diamond Marketing
UK Advertising Standards Ruling Targets Lab Diamond Marketing

Two online jewellery retailers have been ordered to amend their advertising after the United Kingdom’s Advertising Standards[…]

The Two Matilda Historic Stream Family Collection Heads to Christie’s Auction
Historic Stream Family Collection Heads to Christie’s Auction

A remarkable private collection spanning generations of American collectors is set to headline a major auction at[…]

World Diamond Council
WDC President Says “We Need To Finish The Job” On Conflict Diamonds As Debate Over Kimberley Process Expands

For many producing countries, the concern is not simply ethics but sovereignty. The central issue remains whether international[…]

1 2 3 191

Latest Comments

No comments to show.